MonBidoux wrote:Using Windows 7 Family edition, i keep getting this "can't write to registry" message as it appears that i must be "administrator" (which i am).

You may have logged in as Administrator, but you're not Administrator.
There are still some restrictions.
In order to write to the registry you must start the program as Administrator. Right-click on the program or icon and Run as Administrator.
It's the same with Vista.